Finding the Fourth Proportional to 12,367.28, 17,066.50 and 7,061.99

Step by Step Solution

1. Step 1: Write the proportion equation
   12,367.28 : 17,066.50 = 7,061.99 : x
2. Step 2: Convert to fraction form
   12,367.28/17,066.50 = 7,061.99/x
3. Step 3: Cross multiply
   12,367.28x = 17,066.50 × 7,061.99
4. Step 4: Simplify right side
   12,367.28x = 120,523,349.35
5. Step 5: Solve for x
   x = 120,523,349.35/12,367.28
6. Step 6: Final answer
   x = 9,745.34